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The deadliest of all mass extinctions, which killed 95% of all living organisms, was the
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You are working in the lab and are working with the same element but with varying isotopes of the element. you are working with c-11, c-13, c-14, and c-15. what is the average atomic mass of this element? (use periodic table) a- 12 b-15 c-14 d-13
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When making her coffee, mrs. jenkins likes to stir in some cream and sugar to give it a pleasant flavor. the ingredients, when combined like this, form a
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The deadliest of all mass extinctions, which killed 95% of all living organisms, was the...
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